4-Bromo-3-methylbenzonitrile
4-Bromo-3-methylbenzonitrile (CAS: 41963-20-6) is an organic compound with the formula BrC6H3(CH3)CN and a molecular weight of 196.04 g/mol. This brominated benzonitrile derivative serves as a versatile building block in organic synthesis. It is frequently employed in the development of novel chemical entities and advanced materials, finding utility in research and development settings for the creation of complex molecules.

Organic Synthesis Intermediate
This compound is a valuable intermediate in the synthesis of more complex organic molecules. Its functional groups allow for various chemical transformations, making it useful in multi-step synthetic pathways.
Research and Development
Utilised in academic and industrial R&D laboratories for exploring new chemical reactions and developing novel compounds. It serves as a starting material for creating diverse molecular structures.
Building Block for Fine Chemicals
Serves as a fundamental building block in the production of fine chemicals and specialised organic compounds, contributing to advancements in materials science and chemical manufacturing.
| Molecular weight | 196.04 |
|---|---|
| Linear formula | BrC6H3(CH3)CN |
| Assay | 97% |
| Melting point | 53-57 °C(lit.) |

Hazard statements
- H302Harmful if swallowed
- H312Harmful in contact with skin
- H332Harmful if inhaled
Precautionary statements
- P280Wear protective gloves, clothing and eye/face protection
| Protective equipment | dust mask type N95 (US), Eyeshields, Gloves |
|---|---|
| Water hazard class (WGK, DE) | 3 |
| Hazard codes (EU) | Xn |
| Risk statements (R) | 20/21/22 |
| Safety statements (S) | 36/37 |
Hazard information is provided for guidance. Always consult the product Safety Data Sheet (SDS), available on request, before handling.
Documentation
Every batch ships with a Certificate of Analysis covering assay, identity and purity; the grade is confirmed against your enquiry. Safety Data Sheets and technical data sheets are available on request.
Supply & logistics
Samples for technical evaluation; bulk MOQ by grade and packaging. In-stock material ships in 7–10 working days, worldwide, with full export documentation.
What is 4-Bromo-3-methylbenzonitrile used for?
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4-Bromo-3-methylbenzonitrile is primarily used as a building block and intermediate in organic synthesis and research and development for creating new chemical entities and materials.
What is the CAS number and formula for 4-Bromo-3-methylbenzonitrile?
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The CAS number is 41963-20-6 and the molecular formula is BrC6H3(CH3)CN.
What grade and purity does Tech Serve Solutions supply for 4-Bromo-3-methylbenzonitrile?
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Tech Serve Solutions supplies 4-Bromo-3-methylbenzonitrile with an assay of 97%. We do not represent this product as USP, BP, or EP grade.
How should 4-Bromo-3-methylbenzonitrile be handled safely?
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This compound is harmful if swallowed, in contact with skin, or if inhaled (H302-H312-H332). Handle with appropriate personal protective equipment, including a dust mask type N95 (US), eyeshields, and gloves. Ensure good ventilation.
Is 4-Bromo-3-methylbenzonitrile a controlled substance?
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The provided data does not indicate that 4-Bromo-3-methylbenzonitrile is a controlled substance.
How is 4-Bromo-3-methylbenzonitrile packed and exported?
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Tech Serve Solutions, a global supplier and exporter, ensures appropriate packaging for safe handling and international shipment of chemicals like 4-Bromo-3-methylbenzonitrile.
How can I request a quote or sample of 4-Bromo-3-methylbenzonitrile?
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Please contact our sales team via the website to request a quote or sample of 4-Bromo-3-methylbenzonitrile.
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